Convert ICD-10 Code O63.0 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O63.0 Prolonged first stage (of labor)		662.01 Prolong 1st stage-deliv
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code O63.0 - prolonged first stage (of labor) based on the most recent General Equivalence Mappings (GEMS) information.